Crossword puzzle clue "song subject often"

Song subject, often

"... and it comes out here" (this last instrument, by the way, is often the subject of the song)

"The ___ Song" (familiar name of the Gary Glitter song "Rock and Roll Part 2" often played at sports events)

Like verbs that join the subject of a sentence to a subject complement

Subject of a painting about how the answer to this clue isn't the subject of the painting

Subject-to-subject link

Sermon subject + a letter + trial subject + cat sound = ?

Sensitive subject, often